1. Go to File >Info Account Settings>account settings and click New
2. Select "Email account". Click next
3. Manual setup or additional server types
4. Select POP or IMAP
5. Fill out details with your information.
   1. User Information
   2. Your Name: The name you'd like to appear as the sender (must be filled in)
   3. E-mail Address: someone@yourdomain.com
   4. Server Information
   5. Account Type: IMAP
   6. Incoming Mail Server: mail.yourdomain.com
   7. Outgoing Mail Server (SMTP): mail.yourdomain.com
   8. Logon Information
   9. User Name: someone@yourdomain.com  (NB: It is your FULL email address)
   10. Password: yourpassword
   11. Click Remember Password.
6. Click on "More Settings" button.
7. Click on "Outgoing Server" Tab.
   1. Tick "My outgoing server (SMTP) requires authentication" and select "Use same settings as my incoming mail server"
8. Click on "Advanced" Tab.
   1. Server Port Numbers
   2. Incoming server (IMAP) 993
   3. Tick "This server requires an encrypted connection (SSL)"
   4. Outgoing Server(SMTP): 465
   5. Use the following type of encrypted connection: SSL
   6. Server Timeouts
   7. 1 Minute
   8. Delivery
9. Click OK
10. Click Next, Click Finish, and then click OK.